Physics (Essay) Paper 2 WASSCE (SC), 2016

Question 7




The diagram above illustrates a cathode ray tube


Identify the components X, Y and Z


Majority of the candidates did not attempts this question and less than 50% of the candidates who attempted it scored full mark. The performance was low. Interestingly, this was a repeated question, showing that prospective candidates did not revised with past question papers.



The expected answer is

X = Filament or heater
Y = Anode
Z = Plates or deflectors